Innovative crown release system (patented) at 8 o’clock for easy time and date setting.

MOVEMENT:
automatic mechanical, personalized to U-BOAT specifications for stem to be positioned at 9 o’clock with laser cut rotor.
Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 38 hours. 25 jewels.

FUNCTIONS:
hours, minutes, seconds, date, 24h indicator, crown release lever.

CASE:
stainless steel AISI 316L, satin hand finish, distinguishing crown on left side, with a patented protective device.
Diameter 45 mm. Bezel ring in polished tungsten. Serial number engraved on a small plate fixed on the side of the case.

BACK:
sealed with seven external screws, opening U-shaped sapphire fumé crystal with movement view.

DIAL:
black with visible ruby. Arabic numerals, hands and markers luminous beige.

CRYSTAL:
high quality sapphire, anti-reflection treatment.

WATER RESISTANCE:
100 mt, 10 ATM.

STRAP:
handmade and hand-finished dark brown calf leather. Stainless steel tongue buckle. Width: 20/20 mm.

MOVEMENT:
the Swiss precision of the Ronda 712.3 quartz movement, lubricated with oil bath.

FUNCTIONS:
hours, minutes.

CASE:
stainless steel AISI 316L, completely filled with a special oil that emphasizes the dial, creating an optical effect of an higher legibility.
Visible air bubble on the dial to compensate the temperature variations. Distinguishing crown on left side. Diameter 44 mm.

BACK:
screwed in.

DIAL:
black. Numbers, hands and indexes in white colour.

CRYSTAL:
curved red mineral glass.

WATER RESISTANCE:
50 mt, 5 ATM

STRAP:
ultra-resistant vulcanised rubber, in black color, personalised with the logo of the Maison in relief. Tongue buckle. Width: 22/20 mm.
Strap: ref. 8351/Z Buckle: ref. 5466

Innovative crown release system (patented) at 8 o’clock for easy time and date setting.

MOVEMENT:
automatic chronograph movement, personalised to U-BOAT specifications, with decorations, date display and stem position at 9 o’clock. 925 silver rotor modified to U-BOAT specifications, with black rhodium-plating and blue screws.
Frequency: 28,800 vibrations per hour, 4 Hz. Power reserve: 48 hours. 25 jewels.

FUNCTIONS:
hours, minutes, seconds, chronograph, 24h indicator, date.

CASE:
46 mm diameter, made of naturally aged bronze with case, bezel, chrono pushers, lever hook pin, serial number plate screws and strap bar fixing screws made of AISI 316L steel with PVD coating..

DIAL:
skeleton dial on four superimposed levels with the last layer made of laser cut fine stainless steel wire mesh, partially revealing the movement.

HANDS:
laser cut hour and minute hands, hands brushed on the surface, hands painted central joint. Hands-brushed, bronze colour counter hands and seconds. Red colour 24h indicator hand.

CRYSTAL:
fumé sapphire glass, curved on the face, anti reflective treatment and flat on the back of the timepiece, double gasket sealing.

WATER RESISTANCE:
100 mt, 10 ATM.

STRAP: handmade from hand-finished calf leather, carefully selected and processed according to the traditional artisan techniques used in the 1800s, giving the strap a naturally distressed look and feel. Steel tongue buckle with matt black PVD coating. Width: 20/22 mm. Bronze fleur-de-lis insert.

Innovative crown release system (patented) at 8 o’clock for easy time and date setting.

MOVEMENT:
automatic chronograph, modified and personalized at U-BOAT specifications for date display
and stem position at 9 o’clock. Laser cut rotor as by U-BOAT specifications.
Frequency 28,800 vibrations per hour; 4 Hz. Power reserve 48 hours. 25 Jewels.

FUNCTIONS:
hours, minutes, seconds, chronograph, 24h indicator, date.

CASE:
in naturally aged bronze, distinguishing crown on left side, with a patented protective device.
Diameter 45 mm. Serial number engraved on a small plate fixed on the side of the case.

BACK:
see through, sealed with 7 external screws, sapphire glass.

DIAL:
brown. Beige Arabic numerals, beige hands and markers, treated with superluminova.
Hand of 24h indicator in red colour.

CRYSTAL:
sapphire with anti-reflective blue coating.

WATER RESISTANCE:
100 mt, 10 ATM.

STRAP:
hand made and hand finished calf leather, bronze tongue buckle. Width 20/20 mm.

The untreated bronze has a natural changing of its shades with time, this
makes each watch completely original and one of a kind with a natural
vintage appearance.